upload.setHeaderCharset(Charset.forName(request.getCharacterEncoding()));
        upload.setSizeMax(getSizeMax());
        upload.setFileCountMax(getFileCountMax()); // since commons-fileupload-1.5
    }

    protected long getSizeMax() {
        return ComponentUtil.getFessConfig().getHttpFileuploadMaxSizeAsInteger().longValue();
    }

    protected long getFileCountMax() {